Service bulletins for the 2021 Freightliner 108SD
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
135 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Steering are shown. Show all
| PB33-004-FTL | 2025-07-08. Service bulletin. STEERING. Parts Bulletin for Tie Rod Assembly Part Breakdown |
|---|---|
| CXA 3_25_SAS01T to SAS03T | 2025-04-02. Other. STEERING. CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST) |
| TSB54-373-FTL | 2025-03-04. Service bulletin. STEERING. Technical Service Bulletin for SAS01T to SAS03T Replacement Information |
| ICI23-010 | 2023-04-07. Service bulletin. STEERING. Important Campaign Information letter communicating that SF660 Field Service Campaign is Replaced by FL967. |
| SF660A | 2023-02-04. Service bulletin. STEERING. Revised Field Service Campaign for Drag Link Tapered Joint |
| SF660 | 2023-01-06. Service bulletin. STEERING. Field Service Campaign for Drag Link Tapered Joint |
| SF621 | 2021-04-21. Service bulletin. STEERING. Freightliner Field Service Campaign for Freightliner Drag Link Cotter Pin. Errors found in the cotter pin installation process indicate that it may not have been completed properly. This may result in the cotter pin not being bent correctly or missing altogether. |
| WP20-018R | 2020-12-12. Service bulletin. STEERING; POWER TRAIN. Revised Warranty Policy Letter for Alliance/Mascot Aftermarket Warranty and Claim Filing. Revisions are in blue. With Mascot now in partnership with Detroit Reman and Alliance Parts, DTNA is pleased to announce that Mascot coverage has been added to OWL. Remanufactured Alliance/Mascot parts include transmission, differential, steering gear, and steering pump used in an on-highway vehicle applications. The Alliance/Mascot aftermarket warranty coverage period has not changed: depending on the part, coverage is for one (1) or two (2) years and current parts, labor, and reimbursement policies apply. |
| WP20-018 | 2020-12-12. Service bulletin. STEERING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; POWER TRAIN. Warranty Policy Letter for Alliance/Mascot Aftermarket Warranty and Claim Filing. With Mascot now in partnership with Detroit Reman and Alliance Parts, DTNA is pleased to announce that Mascot coverage has been added to OWL. Remanufactured Alliance/Mascot parts include transmission, differential, steering gear, and steering pump used in an on-highway vehicle applications. The Alliance/Mascot aftermarket warranty coverage period has not changed: depending on the part, coverage is for one (1) or two (2) years and current parts, labor, and reimbursement policies apply. |
| TechTalk4725 | 2020-09-30. Service bulletin. STEERING; EQUIPMENT. Tech Talk discussion about power steering fluid. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.